The two strands of a DNA molecule contain nitrogen bases that are
A. identical.
B. proportionate.
C. random.
D. parallel.
E. complementary.
Answer: E
You might also like to view...
You examine cells with a microscope and detect two Barr bodies in each cell. What is the most likely genotype of the cells?
A) XX B) XY C) XO D) XXY E) XXX
Substances that enter a reaction are termed
a. intermediates. b. enzymes. c. energy carriers. d. reactants. e. end products
Four of the five choices listed below are
characteristics of xylem. Select the exception. a. is dead at maturity b. cell walls are impregnated with lignin c. conducts dissolved food d. includes tracheids and vessels e. has pits in the walls of the cells
Based on this information, which of the following is correct?
A) Succinate dehydrogenase is the enzyme, and fumarate is the substrate. B) Succinate dehydrogenase is the enzyme, and malonic acid is the substrate. C) Succinate is the substrate, and fumarate is the product. D) Fumarate is the product, and malonic acid is a noncompetitive inhibitor.